gianni76
Forumer storico
Researchers said the results were better than they had dared to imagine. But the vaccine will not be widely available for months, probably not until spring.Conservazione in frigo (Bloomberg)
Interessante anche la conferma della metodologia usata:
Researchers test vaccines by inoculating some study participants and giving others placebos, and then watching the two groups to see how many people get sick. In Moderna’s study, 95 people contracted the coronavirus: five who were vaccinated, and 90 who received placebo shots of saltwater. Statistically, the difference between the two groups was highly significant. And of the 95 cases, 11 were severe — all in the placebo group.